Alajir Stack

Alajir Stack

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Latest Articles

PAN-OS Captive Portal Zero-Day: Key Questions and Answers on CVE-2026-0300

CVE-2026-0300 is a zero-day buffer overflow in PAN-OS Captive Portal enabling unauthenticated remote code execution. This Q&A explains the flaw, exploit, impact, and mitigation steps.

2026-05-20 13:18:19 · Cybersecurity

Mastering AD CS Security: A Q&A on Attack Techniques and Defense Strategies

Q&A exploring AD CS attack techniques including template abuse and shadow credentials, with behavioral detection tips for defenders.

2026-05-20 13:17:52 · Software Tools

How Gremlin Stealer Has Evolved: Sneaky Tactics and Stealth Operations

Gremlin Stealer evolves with advanced obfuscation, crypto clipping, and session hijacking, hiding in resource files. Unit 42 analysis reveals stealth tactics and defense strategies.

2026-05-20 13:17:20 · Finance & Crypto

All You Need to Know About TamperedChef Malware Clusters

TamperedChef malware clusters use trojanized apps and malvertising. Unit 42 tracks them via certificate and code reuse. Q&A covers spread, stealthy payloads, indicators, and defenses.

2026-05-20 13:16:54 · Cybersecurity

9 Oscar-Winning Films You Can Watch for Free Right Now

Discover nine Academy Award-winning Best Picture movies you can stream for free on Tubi, Pluto TV, and The Roku Channel—no subscription needed.

2026-05-20 13:02:32 · Lifestyle & Tech

How Google Is Revolutionizing Search with AI: A Comprehensive Overview

Google announced its biggest search upgrade in 25 years with AI-driven features like generative summaries, Perspectives, and enhanced contextual answers at I/O on May 19.

2026-05-20 13:02:08 · Digital Marketing

Android 17: The Ultimate Trade-Off Between Convenience and Privacy

Android 17 (Cinnamon Bun) arrives June 2026 with a revolutionary feature that trades user privacy for unprecedented convenience, raising the ultimate question: is it worth it?

2026-05-20 13:01:46 · Technology

Beyond Basic DNS: Why Power Users Are Switching to NextDNS

Discover why power users are leaving Cloudflare and Quad9 for NextDNS. This article compares features, privacy, and performance, showing how granular control and analytics make NextDNS a superior choice for advanced users.

2026-05-20 13:00:55 · Privacy & Law

BleachBit Goes Text-Based: Interactive Cleaning for Headless Servers

BleachBit's new TUI brings interactive cleaning to headless servers and lightweight systems, offering a keyboard-driven alternative to GUI and CLI.

2026-05-20 12:50:27 · Linux & DevOps

Ubuntu 26.04 LTS Now Fully Compatible with VMware Workstation Pro: Everything You Need to Know

VMware Workstation Pro 26H1 now supports Ubuntu 26.04 LTS as both host and guest, enabling seamless virtualization with improved performance. This article Q&A covers key features, installation steps, benefits, and limitations.

2026-05-20 12:49:44 · Linux & DevOps

Exploring Ubuntu 26.04 Concept Build for Armv9 Single-Board Computers

Canonical's Ubuntu 26.04 concept build for CIX P1 devices brings Ubuntu to Armv9 SBCs like Radxa Orion O6 and Orange Pi 6 Plus, offering enhanced performance, security, and AI features for developers.

2026-05-20 12:49:18 · Linux & DevOps

Firefox 151 Unveiled: Revamped Home Tab and PDF Merging Feature

Firefox 151 renames new tab to Firefox Home, adds rounded search bar and PDF merging, with Nova redesign hints. Rolling out May 19, 2026.

2026-05-20 12:49:02 · Cloud Computing

Ransomware in Q1 2026: Market Consolidation and Emerging Threats

Ransomware activity in Q1 2026 shows stabilization at high levels with 2,122 victims, consolidation among top groups (71% share), Qilin leading, The Gentlemen surging, and LockBit 5.0's comeback.

2026-05-20 12:34:29 · Science & Space

Weekly Cyber Threat Digest: Major Breaches, AI Flaws, and Critical Patches (May 11)

Weekly roundup: Instructure Canvas breach, Zara vendor data leak, Mediaworks 8.5TB extortion, AI agent hijacking flaws, MOVEit and Ivanti critical patches.

2026-05-20 12:34:12 · Education & Careers

Inside the Gentlemen RaaS: Leaked Database Reveals Inner Workings of a Prolific Ransomware Operation

A leak of The Gentlemen RaaS database reveals admin roles, attack vectors using Fortinet/Cisco exploits, negotiation tactics like cross-border pressure, and over 332 victims in 5 months.

2026-05-20 12:33:58 · Science & Space

Weekly Cyber Threat Digest: Attacks, AI Exploits, and Critical Vulnerabilities (May 18)

This week's cybersecurity roundup covers Vodafone source code leak, THORChain $10.7M theft, ransomware at West Pharma, Foxconn attack, AI vulnerabilities, and unpatched Windows flaws.

2026-05-20 12:33:42 · Cybersecurity

CXL and Its Impact on Memory Management: Key Questions Answered

CXL is a transformative interconnect for data center memory, but it complicates memory management. This Q&A explores its purpose, challenges, coherency, OS integration, future improvements, and Linux community efforts.

2026-05-20 12:25:25 · Linux & DevOps

Speeding Up Per-CPU Operations: A Controversial Kernel Proposal

Yang Shi proposed making kernel this_cpu ops non-atomic on local CPU to boost performance on slower architectures, sparking debate about safety vs speed.

2026-05-20 12:25:02 · Linux & DevOps

openSUSE Age Policy Controversy: Questions and Answers

openSUSE's ToS age restriction controversy: community objections, policy revision to require parental consent for under-16s, and lessons for open-source projects on balancing legal compliance with inclusivity.

2026-05-20 12:24:40 · Open Source

Firefox 151.0: Key Questions Answered About the Latest Update

Discover key updates in Firefox 151.0: new private browsing restart, enhanced fingerprinting protection, and VPN location control. Get answers to top questions.

2026-05-20 12:24:19 · Web Development